Answer:
Ones Place = 456
Tenths Place = 456.3
Hundredths Place = 456.30
Thousandths Place = 456.299
Explanation:
If you ever are unsure of whether you need to round up or down, just remember, "5 and above give it a shove, four and below let it go"
I have also attached a place value chart below that I find helpful.
Hope this helps